Found the problem. I had accidently linked to BLACS built wit mpich, not
openmpi.
Cheers,
Conn
From: Conn ORourke
To: "us...@open-mpi.org" ; "terry.don...@oracle.com"
Sent: Saturday, 14 January 2012, 17:42
Subject: Re: [OMPI users] Openmpi SGE and BLACS
On 13-Jan-12 12:23 AM, Nathan Hjelm wrote:
> I would start by adjusting btl_openib_receive_queues . The default uses
> a per-peer QP which can eat up a lot of memory. I recommend using no
> per-peer and several shared receive queues.
> We use S,4096,1024:S,12288,512:S,65536,512
And here's the FAQ
